1.1
Introduction
Time is something which really doesn’t exist in the same way as concrete objects. We can’t touch time. The concept of time was created by man and has kept many a scientist and philosopher busy throughout time.

You could say that time is the distance between two events.

Time is a concept which our entire existence is built up around.

Clocks help us keep track of time.

Foto: Fredrik Enander

Transportation, like busses, trains, planes and boats depart at appointed times.

Foto: Fredrik Enander

You celebrate your birthday by the time. How many years old is the person who gets this cake?